If you look at the graphs, the first two days and the 7th day of the month are higher than average. Same for the second week; the 8th & 9th and the 14th days of

If you look at the graphs, the first two days and the 7th day of the month are higher than average. Same for the second week; the 8th & 9th and the 14th days of the month are higher than average. Also, the 7th, 14th, 21st, and 28th days are all above average.